5/8 ? 2/5 would it be greater than, less or equal...plz help.

The tile along the edge of a triangular community pool needs to be replaced? ?

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b